.home {
  width: 100%;
  height: 100%;
  padding: 71px 51px;
  box-sizing: border-box;
}
.home .title {
  display: flex;
  justify-content: space-between;
  margin-bottom: 78px;
}
.home .title .subject {
  font-size: 60px;
  font-weight: bold;
  color: #333333;
  line-height: 30px;
  height: 51px;
}
.home .title .testSubject {
  margin-right: 40px;
  font-size: 36px;
  font-weight: 500;
  color: #2E57FF;
  line-height: 30px;
  position: relative;
}
.home .title .testSubject::after {
  position: absolute;
  top: 0;
  right: -35px;
  content: '';
  border-top: 15px solid transparent;
  border-left: 20px solid #2E57FF;
  border-bottom: 15px solid transparent;
}
.home .studyKu {
  box-sizing: border-box;
  width: 1025px;
  height: 600px;
  background: #2E57FF;
  box-shadow: 0px 39px 87px 0px rgba(46, 87, 255, 0.2);
  border-radius: 80px;
  padding: 60px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.home .studyKu .welcome {
  box-sizing: border-box;
  font-size: 32px;
  font-weight: 400;
  color: #FFFFFF;
}
.home .studyKu .down {
  display: flex;
  align-items: flex-end;
}
.home .studyKu .down img {
  width: 402px;
}
.home .studyKu .down .right {
  flex: 1;
  margin-left: 80px;
  font-size: 40px;
}
.home .studyKu .down .right .top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #fff;
  margin-bottom: 60px;
}
.home .studyKu .down .right .down {
  display: flex;
  justify-content: space-around;
}
.home .studyKu .down .right .down .err div,
.home .studyKu .down .right .down .shoucang div {
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 50px;
}
.home .studyKu .down .right .down .err div:first-child,
.home .studyKu .down .right .down .shoucang div:first-child {
  font-size: 52px;
  font-weight: 700;
  color: gold;
}
.home .studyKu .down .right .down .err div:nth-child(2),
.home .studyKu .down .right .down .shoucang div:nth-child(2) {
  color: #fff;
}
.home .category {
  display: flex;
  justify-content: space-around;
  margin-top: 80px;
}
.home .category img {
  width: 216px;
}
.home .tiku {
  display: flex;
  align-items: flex-end;
  margin-top: 100px;
  color: #333333;
}
.home .tiku .subject_title {
  font-size: 60px;
  font-weight: bold;
  margin-right: 45px;
}
.home .tiku span {
  font-size: 36px;
  font-weight: 500;
  color: #666;
}
